C3DFaceGridMap is initialized by C3DFaceList::GetFaceGridMap. More...

Detailed Description

C3DFaceGridMap is initialized by C3DFaceList::GetFaceGridMap.

It allows to perform fast ray casting or retrieve the closest face giving a point. Giving a point, it return a face index list of the faces which are in the voxel where is located the point.

#include <3DFaceList.h>

Inheritance diagram for C3DFaceGridMap:

Public Member Functions
	C3DFaceGridMap (CGeomInfo *info, unsigned int faceGridFlags)
	Init grid. info contains points and faces list. voxelCountMultiplicationFactor multiply the default number of grid voxel.

ThreadInfo *	BeginThread (bool forceSingleThread=false)
	Parallel support for GetClosestFace, GetRayCastFace, GetRayCastFace2.

void	EndThread ()

unsigned int	GetFlags () const
	return flags used for creating the C3DPointGridMap

C3DBBox	GetBBox () const
	Return the bounding box of the face list using for creating the grid map.

const C4x4Matrix &	GetTransform () const
	Return the matrix used to transform the point of the face grid map.

unsigned int	GetCellNbr () const
	Return the total number of cells that have been defined automatically depending on the input face list.

Public Member Functions inherited from C3DPointGridMap
void	GetVoxelSize (C3DPointD &voxel) const

template<typename TYPE >
void	ConvertToLongIntCoord (const C3DTPoint< TYPE > &pt, longint *intcoord) const

template<typename TYPE >
void	ConvertToIntCoord (const C3DTPoint< TYPE > &pt, C3DPointI &intcoord) const

template<typename TYPE >
void	ConvertToCheckedIntCoord (const C3DTPoint< TYPE > &pt, C3DPointI &intcoord) const

template<typename TYPE >
void	ConvertFromIntCoord (const C3DPointI &intcoord, C3DTPoint< TYPE > &pt) const

int	XYZToIntCoord (double coordinate, int index) const
	index: 0, 1 or 2 [x, y or z]

int	XToIntCoord (double coordinate) const

int	YToIntCoord (double coordinate) const

int	ZToIntCoord (double coordinate) const

double	XYZFromIntCoord (int intcoord, int index) const
	index: 0, 1 or 2 [x, y or z]

double	XFromIntCoord (int intcoord) const

double	YFromIntCoord (int intcoord) const

double	ZFromIntCoord (int intcoord) const

double	GetMaxDistance (unsigned char XYZ=0) const
	Return the max distance between two points when using Get3DProximityPoints (cf note in C3DPointGridMap // Get3DProximityPoints)

Public Member Functions inherited from CAssociationMap< C3DPointI, int, unsigned int >
void	SetSize (unsigned int entries, unsigned int elementPerEntries)

int *	Lookup (const C3DPointI &entry, int &size) const
	Giving a key return an array with the associates data and the number of element in that array.

bool	IsFound (const C3DPointI &entry) const
	Returns true if a key is found in the association map.

void	Remove (const C3DPointI &entry)
	Remove a key and its association from the map.

bool	MoveTo (const C3DPointI &from, const C3DPointI &to)
	Move a from association key to a destination key and associates the from values to the destination key.

void	AddAssociation (const C3DPointI &entry, const int &element)

bool	RemoveAssociation (const C3DPointI &refentry)

HashPos	GetFirst () const

int *	GetNext (HashPos &pos, C3DPointI &entry, int &size) const

int *	GetNext (HashPos &pos, C3DPointI *&entry, int &size) const

unsigned int	GetSize () const
	return the number of key values in the association map

bool	FreeExtra ()

void	Free ()

void	Copy (const CAssociationMap< C3DPointI, int, unsigned int > &refAssociationMap)

CAssociationMap< C3DPointI, int, unsigned int, COLLTYPE > &	operator= (const CAssociationMap< C3DPointI, int, unsigned int, COLLTYPE > &refAssociationMap)

void	Convert (CAssociationCollector< C3DPointI, int, unsigned int > &collector)
	Init the association map from a CAssociationCollector.

void	Convert (CSingleAssociationCollector< C3DPointI, int, unsigned int > &collector)
	Init the association map from a CSingleAssociationCollector.

Public Member Functions inherited from CInstanciatedObject
virtual bool	Delete ()

int	GetRefCount () const

int	AddRef () const

Additional Inherited Members
Public Types inherited from CAssociationMap< C3DPointI, int, unsigned int >
typedef CAssociationCollector< C3DPointI, int, unsigned int >	Collector

typedef SingleCollectorEntry< C3DPointI, int >	CollectorEntry

Static Public Member Functions inherited from C3DPointGridMap
static DLL_3DFUNCTION double	GetAbsoluteDistance (double threshold, const C3DBBox &bboxCorner)
	Return the absolute distance to use to construct C3DPointGridMap based on a threshold value between 0.0 and 1.0 and giving the object bounding box corners.

static DLL_3DFUNCTION double	GetMaxDistance (double threshold, const C3DBBox &bboxCorner)
	Return the max distance between two points considered to be equal (returned by Get3DProximityPoints)

The documentation for this class was generated from the following file:

D:/VS2022-PolygonCruncherSDK-Full-IO/SDK/Includes/3DFaceList.h

Detailed Description

Public Member Functions

Additional Inherited Members